The McDonnell & Miller 150S-M-MD-HD serves as a direct replacement low water cut-off head assembly for the 150S series combination pump controllers

000 BTUs per hour using a specialized scroll compressor mechanism for quieter

ensuring longevity in harsh environments

Common Questions Which boiler models are compatible with this conversion kit

Fireye NXCESUV Amplifier 340793-762 The McDonnell & Miller 150S-M-MD-HDThe Fireye NXCESUV is a high sensitivity ultraviolet amplifier card specifically engineered for field installation within the Fireye NXF4000 Burner Management System (BMS). This UV plug in amplifier module provides a single channel interface for non self checking UV scanners, common in gaseous fuel applications where UV energy is abundant. For technicians managing combustion efficiency controllers, the NXCESUV ensures critical flame detection by